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Compiling project using apache mina fails


Hi,

I am trying to compile a project using the apache mina library to native code using gcj. I succeeded building the native library but the program fails with an exception while trying to access VMThreadMXBeanImpl. getThreadInfoForId():

java.lang.UnsupportedOperationException: gnu::java::lang::management::VMThreadMXBeanImpl::getThreadInfoForId (jlong, jint) not implemented
at gnu.java.lang.management.ThreadMXBeanImpl.getThreadInfo(libgcj. 9.dylib)
at java.lang.reflect.Method.invoke(libgcj.9.dylib)
at java.lang.Thread.getStackTrace(libgcj.9.dylib)
at org.apache.mina.core.future.DefaultIoFuture.checkDeadLock(ppp_mina)
at org.apache.mina.core.future.DefaultIoFuture.await0(ppp_mina)
at org .apache.mina.core.future.DefaultIoFuture.awaitUninterruptibly(ppp_mina)
at org .apache .mina.core.future.DefaultConnectFuture.awaitUninterruptibly(ppp_mina)
at ppp.networklayer.pppClient.connect(ppp_mina)
at ppp.networklayer.pppClient.init(ppp_mina)
at ppp.networklayer.pppClient.<init>(ppp_mina)
at ppp.networklayer.pppClientFactory.getClient(ppp_mina)
at ppp.networklayer.pppClientFactory.getClient(ppp_mina)
at ppp.networklayer.pppClient.connectToServer(ppp_mina)
at ppp.remoteadministration.AdministrationServer.messageReceived(ppp_mina)
at org.apache.mina.core.filterchain.DefaultIoFilterChain $TailFilter.messageReceived(ppp_mina)
at org .apache .mina .core.filterchain.DefaultIoFilterChain.callNextMessageReceived(ppp_mina)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access $1200(ppp_mina)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl $1.messageReceived(ppp_mina)
at org.apache.mina.filter.codec.ProtocolCodecFilter $ProtocolDecoderOutputImpl.flush(ppp_mina)
at org .apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ppp_mina)
at org .apache .mina .core.filterchain.DefaultIoFilterChain.callNextMessageReceived(ppp_mina)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access $1200(ppp_mina)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl $1.messageReceived(ppp_mina)
at org .apache.mina.core.filterchain.IoFilterAdapter.messageReceived(ppp_mina)
at org .apache .mina .core.filterchain.DefaultIoFilterChain.callNextMessageReceived(ppp_mina)
at org .apache .mina .core.filterchain.DefaultIoFilterChain.fireMessageReceived(ppp_mina)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(ppp_mina)
at org .apache.mina.core.polling.AbstractPollingIoProcessor.process(ppp_mina)
at org .apache.mina.core.polling.AbstractPollingIoProcessor.process(ppp_mina)
at org.apache.mina.core.polling.AbstractPollingIoProcessor.access $400(ppp_mina)
at org.apache.mina.core.polling.AbstractPollingIoProcessor $Processor.run(ppp_mina)
at org.apache.mina.util.NamePreservingRunnable.run(ppp_mina)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(libgcj. 9.dylib)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(libgcj.9.dylib)
at java.lang.Thread.run(libgcj.9.dylib)



Is there any workaround for the missing function (alternative implementation)?


I am using gcj version 4.3.3 on Mac OS X.

Thank you very much for any help!

Patrick


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